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Grade 11IIT JEE Entrance Exam

1 litre of N2 and 7/8 litre of 02 are taken seperately at the same temperature and pressure. What is the relation between the masses of the gases:

Profile image of Laltesh Singh
8 Years agoGrade 11
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1 Answer

Profile image of Arun
6 Years ago
Let the pressure and temperature at which both gases are mixed be P and T.
Volume of the nitrogen gas = 1 L
Moles of nitrogen gas = 
 (Ideal gas equation)
Volume of the oxygen gas = 7/8 L
Moles of oxygen gas = 
On diving number of moles of both gases:
 

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